are given the sample mean and the population standard deviation. Use this information to construct the 90% and 95% confidence intervals for the population mean. Interpret the results and compare the widths e confidence intervals. ma random sample of 50 business days, the mean closing price of a certain stock was $119.54. Assume the population standard deviation is $11.44. 90% confidence interval is ( ). und to two decimal places as needed.)

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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are given the sample mean and the population standard deviation. Use this information to construct the 90% and 95% confidence intervals for the population mean. Interpret the results and compare the widths
e confidence intervals.
ma random sample of 50 business days, the mean closing price of a certain stock was $119.54. Assume the population standard deviation is $11.44.
.....
- 90% confidence interval is (. ).
und to two decimal places as needed.)
Transcribed Image Text:are given the sample mean and the population standard deviation. Use this information to construct the 90% and 95% confidence intervals for the population mean. Interpret the results and compare the widths e confidence intervals. ma random sample of 50 business days, the mean closing price of a certain stock was $119.54. Assume the population standard deviation is $11.44. ..... - 90% confidence interval is (. ). und to two decimal places as needed.)
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